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202616401444 = 22197257127413
BaseRepresentation
bin1011110010110011100…
…0001110111000100100
3201100222200111122112121
42330230320032320210
511304424244321234
6233025232355324
720432010665362
oct2745470167044
9640880448477
10202616401444
1178a24749346
12333279a5b44
13161503b5602
149b41792632
15540cee44b4
hex2f2ce0ee24

202616401444 has 12 divisors (see below), whose sum is σ = 356378595804. Its totient is φ = 100793945504.

The previous prime is 202616401417. The next prime is 202616401447. The reversal of 202616401444 is 444104616202.

202616401444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 128802032100 + 73814369344 = 358890^2 + 271688^2 .

It is a super-2 number, since 2×2026164014442 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202616401447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128562919 + ... + 128564494.

It is an arithmetic number, because the mean of its divisors is an integer number (29698216317).

Almost surely, 2202616401444 is an apocalyptic number.

It is an amenable number.

202616401444 is a deficient number, since it is larger than the sum of its proper divisors (153762194360).

202616401444 is a wasteful number, since it uses less digits than its factorization.

202616401444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257127614 (or 257127612 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 202616401444 in words is "two hundred two billion, six hundred sixteen million, four hundred one thousand, four hundred forty-four".

Divisors: 1 2 4 197 394 788 257127413 514254826 1028509652 50654100361 101308200722 202616401444